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Over-the-air update N23-242899

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeOver-the-air update
NHTSA id11014495
Published by NHTSA2025-02-25
Manufacturer's numberN23-242899
Manufacturer's date2025-02-17
Campaign id or software versionN23-242899
NHTSA componentUNKNOWN OR OTHER
Manufacturer's systemEBCM: Electronic Brake Control Module

NHTSA's summary

Certain vehicles may have a Brake System Control Module (BSCM) that does not correctly set a Diagnostic Trouble Code (DTC) or illuminate the Malfunction Indicator Lamp (Check Engine Light) if certain system faults with the potential to affect the vehicle’s emissions control system were to occur. Dashboard warning messages and warning lights for traction control, stability control, and brake system would remain functional in the event that a fault that could potentially impact drivability is detected. This update will complete the remedy for GM Recall No. N232428991 and no additional steps are needed after a successful update. You will also receive a letter providing additional details regarding this issue. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
CHEVROLET SILVERADO 15002024 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002024 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.